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101593 (1999 BU25)
Classification: Main-belt Asteroid          SPK-ID: 2101593
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2062254486894058 2.8142e-08  
a 2.550549132028224 1.0241e-08 au
q 2.024560992871329 6.9559e-08 au
i 5.80494825101321 3.0564e-06 deg
node 159.9156722494718 5.2856e-05 deg
peri 338.7214554157163 5.4495e-05 deg
M 76.01670985196125 1.4727e-05 deg
tp 2458686.336638239619
(2019-Jul-21.83663824)
6.042e-05 TDB
period 1487.81511925459
4.07
8.9609e-06
2.453e-08
d
yr
n .2419655475610193 1.4573e-09 deg/d
Q 3.076537271185118 1.2353e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1165  
   data-arc span      10773 days (29.49 yr)  
   first obs. used      1991-03-11  
   last obs. used      2020-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49664  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:59:38  

Additional Information
 Earth MOID = 1.03902 au 
 Jupiter MOID = 1.95867 au 
 T_jup = 3.403 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO325163  
rotation period rot_per 19.2078 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

101593 (1999 BU25)          Discovered 1999-Jan-18 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1903-Jul-17 04:19 00:02 Jupiter 1.9817094617094 1.98170887931957 1.98171004410205 2.31375816710329 2.12099896175683 2416312.679641588 1.71644900899115 148.732834395373 12.2253397905461 89.0820365392681 2702250.47865353 T 24 CATAB v2.0f-lin.ifort 2020-Nov-12 19:59:40 2020-Nov-12 19:59
2021-Oct-21 12:52 < 00:01 Jupiter 1.95394260410294 1.9539423649356 1.95394284327018 2.10816884944122 1.89139836478882 2459509.036234885 0.17876084996009 55.1856269003317 16.8858675724922 86.6231890289165 3292458.79221359 T 24 CATAB v2.0f-lin.ifort 2020-Nov-12 19:59:40 2020-Nov-12 19:59
2140-Jan-29 08:24 00:02 Jupiter 1.97896068112574 1.97896002334948 1.97896133890357 2.05147957131708 1.83099448293359 2502706.850228339 1.89914651456798 113.085599018528 21.5954694785123 -78.8467843323485 3469421.71014722 T 24 CATAB v2.0f-lin.ifort 2020-Nov-12 19:59:40 2020-Nov-12 19:59
2152-Jul-29 02:15 00:02 Jupiter 1.95798869808142 1.95798842313979 1.95798897302472 2.21711097995564 2.01255672348997 2507271.593940223 2.10852302288655 175.077706154844 16.1246953029344 -88.4836023806266 3007824.27044292 T 24 CATAB v2.0f-lin.ifort 2020-Nov-12 19:59:40 2020-Nov-12 19:59

Alternate Designations
 1999 BU25 = 1991 ED3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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